and by contributions to your pbs station from viewers like you. thank you. >> woodruff: israel's prime minter warned again today that iran iwelln its way to creating a nuclear weapon and said the world needs to act. benjamin netanyahu spoke at the united nations. as he has often before, netanyahu condemned iran and its nuclear program, and called on other leaders to do the same. >> at stake is not merely the future of my country. at stake is the future of the world. and nothing could imperil our common future more than the arming of iran with nuclear weapons. >> woodruff: the israeli prime minister said the hour is, quote, "getting late" to stop iran as it continues its nuclear work. >> i speak about it now because the iranian nuclear calendar doesn't take time out for anyone or for anything. i speak about it now because when it comes the survival of my country, it's not only my right to speak, it's my duty to speak. >> woodruff: the prime minister's remarks came two days after president obama also spoke out against iran. >> a nuclear-armed iran i